CONGJING Group, a national high-tech enterprise, founded in 1993, We practice the enterprise value of "customer first, sincere service and people". We focus on the application of electromagnetic wave technology in the medical and health fields, to create efficient products. Improvement and development competitiveness with science and technology and innovation, relying on more than 30 years of research and development technology accumulation in military and medical fields, it has realized the transformation of dozens of scientific r...